Description
The Honeywell VP526A1118 is a precision-engineered, three-way unitary mixing valve designed for proportional control of hot and cold water in unit air conditioners, fan coil systems, and similar HVAC applications. Featuring a flow coefficient (Cv) of 1.6, compact 3/8″ size, and robust pneumatic actuation, it’s built to deliver consistent performance—even in tight installation spaces.
Features:
- Small size permits installation where space is limited.
- Direct-acting, rolling diaphragm actuator with integral high temperature plastic air connector for 1/4 in. (6-mm) O.D. plastic tubing.
- Spring loaded, self-adjusting Buna-N “V”-ring packing replaceable.
- Brass seats (integral lower, removable upper) and contoured plug provide metal-to-metal seating.
- Stainless steel stem.
- Linear and constant total flow throughout full plug travel.











